Taxonomic history:
1753: Linnaeus described this species as Cyperus iria in Species Plantarum, 1st ed., p. 45.
today: The current name for this species is Cyperus iria L.
original Latin diagnosis
Cyperus culmo triquetro seminudo, umbella foliosa decomposita, spiculis alternis[,] granis distinctis.
English translation
Cyperus with the culm three-angled [and] somewhat naked; with an umbel leafy [and] separated into pieces, [and] with grains distinct.
| Cyperus | Cyperus |
| with the culm | culmo - ablative singular of second declension masculine noun culmus, -i |
| three-angled | triquetro - ablative singular masculine of group A adjective triquetrus, -a, -um; modifies culmo |
| [and] | [added for smoother reading] |
| somewhat naked; | seminudo - ablative singular masculine of group A adjective seminudus, -a, -um; modifies culmo |
| with an umbel | umbella - ablative singular of first declension feminine noun umbella, -ae |
| leafy | foliosa - ablative singular feminine of group A adjective foliosus, -a, -um; modifies umbella |
| [and] | [added for smoother reading] |
| separated into pieces; | decomposita - ablative singular feminine of perfect passive participle of third conjugation verb decompono, decomponere, decomposui, decompositum; modifies umbella |
| [and] | [added for smoother reading] |
| with grains | granis - ablative plural of second declension neuter noun granum, -i |
| distinct. | distinctis - ablative plural neuter of group A adjective distinctus, -a, -um; modifies granis |